of the health of the joint european currency, the euro. and whether, in fact, the european union as it has come to be known would remain with one of its largest members. prime minister david cameron earlier this week dropped a bomb that he was going to later in this parliamentary term in a couple of years put britain's continued membership in the european union to a vote. and right now the union is not very popular among british politicians. so perhaps feeling the heat at home, cameron is responding this way? >> and what about the relationship with angela merkel of germany who put a tremendous amount of her own personal credibility on the line to help prop up the currency? >> well, you know, britain has long brideeled-- bridled under the rules that accompany its membership in the european unionment and david cameron has been hinting that the price of staying might be negotiating a better deal for his country in some of the areas that the european union governs. >> well, angela merkel and other european politicians in response have said, wait a minute, britain can't work out os own special deal.